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Parameter Genetik Beberapa Genotipe Padi Beras Merah pada Sistem Gogo Dataran Rendah I Gusti Putu Muliarta Aryana; Kisman; I Wayan Sudika; Irmayani
Jurnal Ilmiah Mahasiswa Agrokomplek Vol. 5 No. 1 (2026): Jurnal Ilmiah Mahasiswa Agrokomplek
Publisher : Fakultas Pertanian Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/zzx2ty31

Abstract

Peningkatan produktivitas padi beras merah di lahan kering merupakan salah satu strategi untuk mengatasi keterbatasan lahan sawah dan mendukung ketahanan pangan nasional. Penelitian ini bertujuan untuk mengetahui nilai keragaman genetik dan heritabilitas komponen hasil dan hasil beberapa genotipe padi beras merah sistem gogo dataran rendah. Penelitian dilakukan pada bulan Agustus-Desember 2024 di Desa Wanasaba, Lombok Timur menggunakan Rancangan Acak Kelompok dengan 12 perlakuan yang diulang sebanyak tiga kali. Parameter yang diamati sebanyak 15 karakter. Analisis data meliputi analisis ragam, koefisien keragaman genetik, heritabilitas arti luas. Hasil penelitian menunjukkan keragaman genetik kategori luas diperoleh oleh jumlah anakan total dan jumlah anakan non produktif; katagori sedang dimiliki oleh tinggi tanaman, panjang daun bendera, jumlah anakan produktif, jumlah gabah hampa per malai, dan bobot 1000 butir; kategori sempit pada umur berbunga, umur panen, klorofil daun, kadar relatif pada daun, panjang malai, jumlah gabah berisi per malai, bobot gabah berisi per rumpun, dan hasil per petak. Heritabilitas tinggi diperoleh pada umur panen, tinggi tanaman, jumlah anakan total, jumlah anakan produktif, panjang malai, jumlah gabah berisi per malai, bobot 1000 butir, bobot gabah berisi per rumpun dan hasil per petak; sedangkan heritabilitas sedang pada umur berbunga, klorofil daun, kadar air relatif daun, jumlah anakan non produktif, dan jumlah gabah hampa per malai.
Adaptasi dan Stabilitas Hasil Galur-Galur Padi Beras Merah pada Tiga Lingkungan Tumbuh I Gusti Putu Muliarta Aryana
Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) Vol. 37 No. 2 (2009): Jurnal Agronomi Indonesia
Publisher : Indonesia Society of Agronomy (PERAGI) and Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (43.335 KB) | DOI: 10.24831/jai.v37i2.1400

Abstract

The aim of this research was to study the adaptation and yield stability of red rice genotype obtained from back cross selection in three different growing environments.  Twenty genotypes of red rice obtained from back cross selection and three parents (Piong, Angka, Kenya) were tested for their potential yield in three different growing environments in the rainy season 2006/2007 and dry season 2007. The experiment used randomized completely block design with three replications in each environment. Each genotype was grown on 5.5 m x 1.25 m plot with plant spacing of 25 cm x 25 cm and only 1 plant per clump. Irrigation in upland was based on the availability of rain water, water management in paddy's field followed a normal lowland rice irrigation technique, and in drought environment, soil water content was maintained  at 25 - 30% of soil available water. To analysis the  adaptation and the yield stability, analysis of variant AMMI model and Biplot were used. The results indicated that the genotype showing the most stable yield was G5(A4), and this genotype produced 3.60 grain yield ton/ha. Genotype having special adaptation in drought stressed environment were G2(A1) and G3(A2) with average grain yield of 2.93 and 2.11 ton/ha, respectively. Genotype having special adaptation in upland environment were G1(A0) and G4(A3) with average grain yield of 4.43 and 4.44 ton/ha, respectively. Genotype having special adaptation in technical irrigation area was G17(P15) with an average grain yield of 4.92 ton/ha.   Key words:  Adaptation, stability, red rice
Co-Authors A'yun, Amilia Qurota A. Farid .Hemon AA Sudharmawan, AA AAK Sudhramawan AAK Sudhramawan Agustina Akbar, Fariz Alfionita, Usi Alfitmatun, Alfitmatun Ambarwati, Zaskia Putri Anak Agung Ketut Sudhramawan Anjar Pranggawan Azhari Astarina, Raditia Azuro, Restu Aditya Bambang B. Santoso Bambang Budi Santoso Budiman, Lalu Muhammad Alan Dea Puspamiya Rahayu Dwi Ratna Anugrahwati Dwi Ratna Anugrawati Dwi Ratna Anugrawati Dwi Ratna Anugrawati Dwi Susilawati Erwin Farisi, Rizki Al Faturrahman Fitriani Fitriani Haeruman Haeruman Harahap, Herpan Syafil Hermanto, Koko I Gde Ekaputra Gunartha I Gusti Made Kusnarta I Komang Damar Jaya I Made Sudantha I Wayan Joniarta I Wayan Sudika I Wayan Sudika I Wayan Sutresna I Wayan Sutresna I Wayan Sutresna I Wayan Sutresna Irmayani Jafar, Sitti Rusnah Kamalia Safitri, Devi Ketut Sudarmawan, Anak Agung Khilafatulqudduus, Ghalby Kisman Kumairah, Titi Lestari Ujianto, Lestari M. Taufik Fauzi, M. Taufik Maisopa, Ira Masintan Maulidia, Zavira Mardhatillah Misbahuddin, Misbahuddin Muhsini, Andriansyah Nensi, Baiq Arya Ni Ike Oktaviani Ni Wayan Dwiani Dulur Ni Wayan Sri Suliartini Ni Wayan Srisuliartini Nurhasanah Nurhasanah Pramadya Sudantha Pratiwi, Neni Yunia Puspitasari, Apin Putra, Ida Ayu Ravikan Varapanna Putri, Aulia Shara Raihanun, Siti Salsabila, Alya Satriawan, Muhammad Saufi, M. Riyadus Sofya, Nora Dery Sudhanta, I Made Sudharmawan, Anak Agung Ketut Sudhramawan, Anak Agung Ketut Suhaili Suhaili Sukartono Sukartono Sulastri Sulastri Suliartini, Ni Wayan Sri Suprayanti Martia Dewi Suwardji Uyek Malik Yakop Uyek Malik Yakop Wahyu Ramdani Wangiyana, I Wayan Wayan Sudika Wayan Wangiyana Wideratih, Anggun Angling Wikanto, Aditya Kusuma Yossefa, Allysa Yuliadi Yuliadi